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# Copyright (C) 2006-2010 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
"""Generate reStructuredText source for the User Reference Manual.
Loosely based on the manpage generator autodoc_man.py.
Written by the Bazaar community.
"""
from __future__ import absolute_import
import time
import bzrlib
import bzrlib.help
import bzrlib.help_topics
import bzrlib.commands
import bzrlib.osutils
def get_filename(options):
"""Provides name of manual"""
return "%s_man.txt" % (options.bzr_name)
def infogen(options, outfile):
"""Create manual in RSTX format"""
tt = bzrlib.osutils.gmtime()
params = \
{ "bzrcmd": options.bzr_name,
"datestamp": time.strftime("%Y-%m-%d",tt),
"timestamp": time.strftime("%Y-%m-%d %H:%M:%S +0000",tt),
"version": bzrlib.__version__,
}
nominated_filename = getattr(options, 'filename', None)
if nominated_filename is None:
topic_dir = None
else:
topic_dir = bzrlib.osutils.dirname(nominated_filename)
outfile.write(rstx_preamble % params)
outfile.write(rstx_head % params)
outfile.write(_get_body(params, topic_dir))
outfile.write(rstx_foot % params)
def _get_body(params, topic_dir):
"""Build the manual content."""
from bzrlib.help_topics import SECT_CONCEPT, SECT_LIST, SECT_PLUGIN
registry = bzrlib.help_topics.topic_registry
result = []
result.append(_get_section(registry, SECT_CONCEPT, "Concepts",
output_dir=topic_dir))
result.append(_get_section(registry, SECT_LIST, "Lists",
output_dir=topic_dir))
result.append(_get_commands_section(registry, output_dir=topic_dir))
return "\n".join(result)
def _get_section(registry, section, title, hdg_level1="#", hdg_level2="=",
output_dir=None):
"""Build the manual part from topics matching that section.
If output_dir is not None, topics are dumped into text files there
during processing, as well as being included in the return result.
"""
file_per_topic = output_dir is not None
lines = [title, hdg_level1 * len(title), ""]
if file_per_topic:
lines.extend([".. toctree::", " :maxdepth: 1", ""])
topics = sorted(registry.get_topics_for_section(section))
for topic in topics:
help = registry.get_detail(topic)
heading, text = help.split("\n", 1)
if not text.startswith(hdg_level2):
underline = hdg_level2 * len(heading)
help = "%s\n%s\n\n%s\n\n" % (heading, underline, text)
else:
help = "%s\n%s\n\n" % (heading, text)
if file_per_topic:
topic_id = _dump_text(output_dir, topic, help)
lines.append(" %s" % topic_id)
else:
lines.append(help)
return "\n" + "\n".join(lines) + "\n"
def _get_commands_section(registry, title="Commands", hdg_level1="#",
hdg_level2="=", output_dir=None):
"""Build the commands reference section of the manual."""
file_per_topic = output_dir is not None
lines = [title, hdg_level1 * len(title), ""]
if file_per_topic:
lines.extend([".. toctree::", " :maxdepth: 1", ""])
cmds = sorted(bzrlib.commands.builtin_command_names())
for cmd_name in cmds:
cmd_object = bzrlib.commands.get_cmd_object(cmd_name)
if cmd_object.hidden:
continue
heading = cmd_name
underline = hdg_level2 * len(heading)
text = cmd_object.get_help_text(plain=False, see_also_as_links=True)
help = "%s\n%s\n\n%s\n\n" % (heading, underline, text)
if file_per_topic:
topic_id = _dump_text(output_dir, cmd_name, help)
lines.append(" %s" % topic_id)
else:
lines.append(help)
return "\n" + "\n".join(lines) + "\n"
def _dump_text(output_dir, topic, text):
"""Dump text for a topic to a file."""
topic_id = "%s-%s" % (topic, "help")
filename = bzrlib.osutils.pathjoin(output_dir, topic_id + ".txt")
f = open(filename, "w")
f.write(text.encode('utf-8'))
f.close()
return topic_id
##
# TEMPLATES
rstx_preamble = """.. This file is autogenerated from the output of
.. %(bzrcmd)s help topics
.. %(bzrcmd)s help commands
.. %(bzrcmd)s help <cmd>
..
"""
rstx_head = """\
#####################
Bazaar User Reference
#####################
About This Manual
#################
This manual is generated from Bazaar's online help. To use
the online help system, try the following commands.
Introduction including a list of commonly used commands::
bzr help
List of topics and a summary of each::
bzr help topics
List of commands and a summary of each::
bzr help commands
More information about a particular topic or command::
bzr help topic-or-command-name
The following web sites provide further information on Bazaar:
:Home page: http://bazaar.canonical.com/
:Official docs: http://doc.bazaar.canonical.com/
:Launchpad: https://launchpad.net/bzr/
"""
rstx_foot = """
"""
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